root / tags / v1_1_Build_1001 / libraries / libCq_CMS_praster / src / org / cresques / filter / IRaster.java @ 11984
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1 | 8026 | nacho | /*
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2 | * Cresques Mapping Suite. Graphic Library for constructing mapping applications.
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3 | *
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4 | * Copyright (C) 2004-5.
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5 | *
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6 | * This program is free software; you can redistribute it and/or
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7 | * modify it under the terms of the GNU General Public License
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8 | * as published by the Free Software Foundation; either version 2
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9 | * of the License, or (at your option) any later version.
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10 | *
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11 | * This program is distributed in the hope that it will be useful,
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12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 | * GNU General Public License for more details.
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15 | *
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16 | * You should have received a copy of the GNU General Public License
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17 | * along with this program; if not, write to the Free Software
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18 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
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19 | *
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20 | * For more information, contact:
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21 | *
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22 | * cresques@gmail.com
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23 | */
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24 | package org.cresques.filter; |
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25 | |||
26 | import java.awt.image.DataBuffer; |
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27 | import es.gva.cit.jgdal.Gdal; |
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28 | |||
29 | |||
30 | /**
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31 | * Raster con acceso a los elementos individuales (pixeles o datos de celda).
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32 | * @author Luis W. Sevilla (sevilla_lui@gva.es)
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33 | */
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34 | public interface IRaster { |
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35 | public final static int TYPE_UNDEFINED = DataBuffer.TYPE_UNDEFINED; |
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36 | public final static int TYPE_BYTE = DataBuffer.TYPE_BYTE; |
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37 | public final static int TYPE_SHORT = DataBuffer.TYPE_SHORT; |
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38 | public final static int TYPE_USHORT = DataBuffer.TYPE_USHORT; |
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39 | public final static int TYPE_INT = DataBuffer.TYPE_INT; |
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40 | public final static int TYPE_FLOAT = DataBuffer.TYPE_FLOAT; |
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41 | public final static int TYPE_DOUBLE = DataBuffer.TYPE_DOUBLE; |
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42 | public final static int TYPE_IMAGE = -1; |
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43 | |||
44 | /**
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45 | * Ancho del raster
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46 | * @return Entero con el ancho del raster
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47 | */
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48 | public int getWidth(); |
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49 | |||
50 | /**
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51 | * Alto del raster
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52 | * @return Entero con el alto del raster
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53 | */
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54 | public int getHeight(); |
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55 | |||
56 | /**
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57 | * N?mero de bandas
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58 | * @return Entero con el n?mero de bandas
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59 | */
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60 | public int getBandCount(); |
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61 | |||
62 | /**
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63 | * Devuelve el tipo de datos del raster
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64 | * @see java.awt.image.DataBuffer
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65 | */
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66 | public int getDataType(); |
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67 | |||
68 | /**
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69 | * Obtiene sobre un array de bandas el valor del raster en la
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70 | * coordenada que se le pasa. Los elementos son de 16 bits.
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71 | * @param x coordenada X
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72 | * @param y coordenada Y
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73 | * @param px Array de 4 elementos para las bandas de la imagen ARGB
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74 | */
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75 | public void getElemShort(int x, int y, short[] px); |
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76 | |||
77 | /**
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78 | * Obtiene sobre un array de bandas el valor del raster en la
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79 | * coordenada que se le pasa. Los elementos son de 32 bits.
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80 | * @param x coordenada X
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81 | * @param y coordenada Y
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82 | * @param px Array de 4 elementos para las bandas de la imagen ARGB
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83 | */
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84 | public void getElemInt(int x, int y, int[] px); |
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85 | |||
86 | /**
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87 | * Obtiene el valor del raster en la coordenada que se le pasa.
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88 | * Devuelve un int.
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89 | * @param x coordenada X
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90 | * @param y coordenada Y
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91 | * @param band banda
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92 | * @return Entero
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93 | */
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94 | public int getElemInt(int x, int y, int band); |
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95 | } |